A prominent research focus, especially in the context of EU public funding, has been the systematic use of the Internet for new ways of value creation in the services sector. This idea of service networks in the Internet, frequently dubbed the
Internet of Services
orWeb service ecosystems, wants to make services tradable in digital media. In order to enable communication and trade between providers and consumers of services, the Internet of Services requires a standard that creates a “commercial envelope” around a service. This is where the
Unified Service Description Language (USDL)
comes into play as a normative and balanced unification of service information. The unified description established by USDL is machineprocessable, considers technical and business aspects of a service as well as functional and non-functional attributes.